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 (
    3500, 3501, 3431, 6948, 3499, 3455, 3466, 
    3454, 3456, 3449, 3461, 3441, 3444, 
    3471, 3442, 3480, 3448, 3440, 3467, 
    3468, 3435, 3476, 3447, 3439, 3465, 
    3446, 3460, 3443, 3469, 3464, 3459, 
    6950, 3470, 3457, 3462, 3450, 3458, 
    3463, 3451, 3445, 3472, 3481, 3482, 
    3475, 3483, 3474, 3473, 3426, 6949, 
    3427, 3477, 3452, 3478, 3479, 3453, 
    3491, 3488, 3497, 3495, 3489, 3492, 
    3496, 3490, 3494, 6951, 3502, 3503, 
    3493, 3498, 3428
  ) 
  AND cscart_product_review_prepared_data.storefront_id = 0

Query time 0.00027

JSON explain

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