Sandbox

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 (
    1605, 1606, 1607, 1608, 1609, 1610, 1611, 
    1612, 1613, 1614, 1615, 1616, 1617, 
    1618, 1619, 1620, 1621, 1622, 1623, 
    1624, 1625, 5299, 5300, 5301, 5302, 
    5303, 5304, 5305, 5306, 5307, 5308, 
    5309, 5310, 5311, 5312, 5313, 5314, 
    5315, 5316, 5317, 5318, 5319, 5320, 
    5321, 5322, 5323, 5324, 5325
  ) 
  AND cscart_product_review_prepared_data.storefront_id = 0

Query time 0.00022

JSON explain

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