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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 (
    1744, 1676, 1740, 1738, 1742, 1741, 1739, 
    1737, 1736, 1732, 1648, 1730, 1686, 
    1675, 1679, 1729, 1728, 1727, 1726, 
    1725, 1724, 1723, 1722, 1721
  ) 
  AND cscart_product_review_prepared_data.storefront_id = 0

Query time 0.00051

JSON explain

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