Sandbox

SELECT 
  cscart_banners.banner_id, 
  cscart_banners.type, 
  cscart_banners.target, 
  cscart_banners.status, 
  cscart_banners.timestamp, 
  cscart_banner_descriptions.banner, 
  cscart_banner_descriptions.description, 
  cscart_banner_descriptions.url, 
  cscart_banner_images.banner_image_id 
FROM 
  cscart_banners 
  LEFT JOIN cscart_banner_descriptions ON cscart_banner_descriptions.banner_id = cscart_banners.banner_id 
  AND cscart_banner_descriptions.lang_code = 'ru' 
  LEFT JOIN cscart_banner_images ON cscart_banner_images.banner_id = cscart_banners.banner_id 
  AND cscart_banner_images.lang_code = 'ru' 
WHERE 
  1 
  AND (
    cscart_banners.type != 'G' 
    OR cscart_banner_images.banner_image_id IS NOT NULL
  ) 
  AND cscart_banners.banner_id IN (40) 
  AND cscart_banners.status = 'A' 
  AND IF (
    cscart_banners.type not like 'abt__ut2', 
    'available', 
    IF (
      cscart_banners.type like 'abt__ut2' 
      AND (
        cscart_banners.abt__ut2_use_avail_period = 'N' 
        OR (
          cscart_banners.abt__ut2_use_avail_period = 'Y' 
          AND (
            cscart_banners.abt__ut2_avail_from = 0 
            OR cscart_banners.abt__ut2_avail_from <= 1726599285
          ) 
          AND (
            cscart_banners.abt__ut2_avail_till = 0 
            OR cscart_banners.abt__ut2_avail_till >= 1726599285
          )
        )
      ), 
      'available', 
      'not available'
    )
  ) = 'available' 
  AND (
    cscart_banners.abt__ut2_usergroup_ids = '' 
    OR FIND_IN_SET(
      0, cscart_banners.abt__ut2_usergroup_ids
    ) 
    OR FIND_IN_SET(
      1, cscart_banners.abt__ut2_usergroup_ids
    )
  ) 
ORDER BY 
  cscart_banner_descriptions.banner asc

Query time 0.00047

JSON explain

{
  "query_block": {
    "select_id": 1,
    "table": {
      "message": "Impossible WHERE noticed after reading const tables"
    }
  }
}