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SELECT 
  cscart_product_review_prepared_data.product_id AS product_id, 
  cscart_product_review_prepared_data.average_rating AS average_rating, 
  cscart_product_review_prepared_data.reviews_count AS reviews_count 
FROM 
  cscart_product_review_prepared_data 
WHERE 
  cscart_product_review_prepared_data.product_id IN (
    1637, 1638, 1639, 1640, 1641, 1642, 1643, 
    1644, 1645, 1646, 1647, 1648, 1649, 
    1650, 1651, 1652, 5326, 5327, 5328, 
    5329, 5330, 5331, 5332, 5333, 5334, 
    5335, 5336, 5337, 5338, 5339, 5340, 
    5341, 5342, 5343, 5344, 5345, 5346, 
    5347, 5348, 5349, 5350, 5351, 5352, 
    2832, 2833, 2834, 2835, 6417
  ) 
  AND cscart_product_review_prepared_data.storefront_id = 0

Query time 0.00021

JSON explain

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