SELECT 
  company_descriptions.*, 
  companies.*, 
  vendor_plan_descriptions.plan, 
  seo_names.name as seo_name, 
  seo_names.path as seo_path, 
  vendor_ga_tracking_code, 
  vendor_fb_tracking_code, 
  AVG(discussion_rating.rating_value) AS average_rating, 
  CONCAT(
    companies.company_id, 
    '_', 
    IF (
      discussion_rating.thread_id, discussion_rating.thread_id, 
      '0'
    )
  ) AS company_thread_ids 
FROM 
  companies AS companies 
  LEFT JOIN company_descriptions AS company_descriptions ON company_descriptions.company_id = companies.company_id 
  AND company_descriptions.lang_code = 'en' 
  LEFT JOIN vendor_plan_descriptions ON companies.plan_id = vendor_plan_descriptions.plan_id 
  AND vendor_plan_descriptions.lang_code = 'en' 
  LEFT JOIN seo_names ON seo_names.object_id = 1196 
  AND seo_names.type = 'm' 
  AND seo_names.dispatch = '' 
  AND seo_names.lang_code = 'en' 
  LEFT JOIN discussion as discussionA ON discussionA.object_id = companies.company_id 
  AND discussionA.object_type = 'M' 
  LEFT JOIN discussion_posts ON discussion_posts.thread_id = discussionA.thread_id 
  AND discussion_posts.status = 'A' 
  LEFT JOIN discussion_rating ON discussionA.thread_id = discussion_rating.thread_id 
  AND discussion_rating.post_id = discussion_posts.post_id 
WHERE 
  companies.company_id = 1196

Query time 0.00091

JSON explain

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            "company",
            "lang_code",
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            "city",
            "state",
            "country",
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            "email",
            "phone",
            "url",
            "storefront",
            "secure_storefront",
            "entry_page",
            "redirect_customer",
            "countries_list",
            "timestamp",
            "shippings",
            "logos",
            "request_user_id",
            "request_account_name",
            "request_account_data",
            "plan_id",
            "stripe_connect_account_id",
            "identifier_facebook_pixel",
            "featured_products",
            "sd_ga_tracking_code",
            "paypal_commerce_platform_account_id",
            "tagline",
            "url_facebook",
            "url_instagram",
            "url_twitter",
            "url_pinterest",
            "announcement",
            "shippo_api_token",
            "shippo_carrier",
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            "tax_number",
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          "used_columns": [
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            "subdomain_colors",
            "i18n_company",
            "i18n_address",
            "i18n_city"
          ]
        }
      },
      {
        "table": {
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          },
          "used_columns": [
            "plan_id",
            "lang_code",
            "plan"
          ]
        }
      },
      {
        "table": {
          "table_name": "seo_names",
          "access_type": "ref",
          "possible_keys": [
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          ],
          "key": "PRIMARY",
          "used_key_parts": [
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          ],
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            "path",
            "lang_code"
          ]
        }
      },
      {
        "table": {
          "table_name": "discussionA",
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          ],
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      {
        "table": {
          "table_name": "discussion_posts",
          "access_type": "ref",
          "possible_keys": [
            "thread_id",
            "thread_id_2"
          ],
          "key": "thread_id_2",
          "used_key_parts": [
            "thread_id",
            "status"
          ],
          "key_length": "6",
          "ref": [
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          ],
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          },
          "used_columns": [
            "post_id",
            "thread_id",
            "status"
          ]
        }
      },
      {
        "table": {
          "table_name": "discussion_rating",
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            "PRIMARY",
            "thread_id"
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          "used_columns": [
            "rating_value",
            "post_id",
            "thread_id"
          ],
          "attached_condition": "<if>(is_not_null_compl(discussion_rating), (`goimagine`.`discussion_rating`.`thread_id` = `goimagine`.`discussionA`.`thread_id`), true)"
        }
      }
    ]
  }
}

Result

company_id lang_code company_description terms subdomain_colors i18n_company i18n_address i18n_city status company address city state country zipcode email phone url storefront secure_storefront entry_page redirect_customer countries_list timestamp shippings logos request_user_id request_account_name request_account_data plan_id stripe_connect_account_id identifier_facebook_pixel featured_products sd_ga_tracking_code paypal_commerce_platform_account_id tagline url_facebook url_instagram url_twitter url_pinterest announcement shippo_api_token shippo_carrier shippo_service_type vendor_ga_tracking_code vendor_fb_tracking_code custom_domain custom_domain_status taxjar_key taxjar_export_statuses taxjar_export_csv_data ag_hide_city updated_timestamp suspend_date grace_period_start last_time_suspended last_debt_notification_time tax_number stripe_connect_account_type registered_from_storefront_id plan seo_name seo_path average_rating company_thread_ids
1196 en <p></p> <p><span style="color: rgb(75, 172, 198);">Pickles and Rain</span> is a small business local family business outside of Philadelphia, PA.&nbsp; We have been in business since 2014 and have loved bringing smiles to people's faces!</p> <p><br></p> <p>We pride ourselves in shipping quickly and currently our orders ship within 1-2 business days! (Sometimes less!).</p> <p>In times like this, you're helping a small business purchase groceries and pay bills for their families! You are MUCH APPRECIATED!!!!&nbsp;</p> <p><br></p> <p>We are hoping you and your loved ones stay healthy!!!<br>Best wishes,</p> <p><span style="color: rgb(75, 172, 198);">The Pickles and Rain family</span></p> <p></p> <p><strong>SHIPPING:</strong></p><p>All items are currently shipping within 1-2 business days.&nbsp;</p><p><br></p><p><strong>RETURNS/EXCHANGES:</strong><br></p><p>We do offer exchanges if the buyer is willing to pay for return shipping. If an error is made on our part we will gladly pay return shipping. <strong>We must be contacted within 7 days of delivery if an exchange needs to be made AND item MUST BE RECEIVED back within 30 days of original delivery date.</strong></p><p><br></p> <p><strong>Returns at this time are not accepted but exchanges are welcome within the correct time window.&nbsp;</strong></p><p><br></p><p>To make an exchange, send items back to 218 Sarahs Lane, Harleysville, PA 19438 with a note on the original invoice stating the exchange information. Once an item is received, it will be inspected to ensure it is unused and in brand new condition. If item was unused, the new item will be sent out.</p> <p><br></p> <p>If there is an issue with package being lost by the Post Office, we will issue a new package. Pickles and Rain is not responsible for packages marked as Delivered from the Post office that have been stolen.&nbsp;</p> {"tmenu_style":"V","default_colors":"N","link_color":"#007d89","label_color":"#00a0af","icon_color":"#00a0af","main_btn_color":"#6dd1d6","branded_text_color":"#00a0af","vbp_1_url":"","vbp_2_url":"","vbp_3_url":"","vba_1_url":"","vba_2_url":"","vba_3_url":""} Pickles and Rain Design Co 218 Sarahs Lane Harleysville A Pickles and Rain Design Co 218 Sarahs Lane Harleysville PA US 19438 picklesandrain@gmail.com none Y 1600208488 0 a:4:{s:14:"company_fields";a:2:{i:37;s:8:"Kimberly";i:38;s:7:"Wheeler";}s:15:"admin_firstname";s:8:"Kimberly";s:14:"admin_lastname";s:7:"Wheeler";s:6:"fields";a:0:{}} 2 acct_1HTCClD1BjThn2mn https://www.facebook.com/Pickl https://www.facebook.com/Pickl A {"items_per_file":"2500","time_from":"","time_to":""} N 0 0 0 0 0 S Growth Plan picklesandrain 5.0000 1196_32643