SELECT 
  video_id, 
  product_id 
FROM 
  q_ab__video_gallery 
WHERE 
  product_id IN (
    32689, 32690, 32691, 32692, 32693, 32694, 
    32695, 32696, 32697, 32698, 32699, 
    32700, 32701, 32702, 32703, 32704, 
    32705, 32706, 32707, 32708, 32709, 
    32710, 32711, 32712, 32713, 32714, 
    32715, 32716, 32717, 32718, 32719, 
    32720
  )

Query time 0.00034

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "5.80"
    },
    "table": {
      "table_name": "q_ab__video_gallery",
      "access_type": "index",
      "possible_keys": [
        "product_id"
      ],
      "key": "product_id",
      "used_key_parts": [
        "product_id"
      ],
      "key_length": "3",
      "rows_examined_per_scan": 24,
      "rows_produced_per_join": 24,
      "filtered": "100.00",
      "using_index": true,
      "cost_info": {
        "read_cost": "1.00",
        "eval_cost": "4.80",
        "prefix_cost": "5.80",
        "data_read_per_join": "1K"
      },
      "used_columns": [
        "video_id",
        "product_id"
      ],
      "attached_condition": "(`portal`.`q_ab__video_gallery`.`product_id` in (32689,32690,32691,32692,32693,32694,32695,32696,32697,32698,32699,32700,32701,32702,32703,32704,32705,32706,32707,32708,32709,32710,32711,32712,32713,32714,32715,32716,32717,32718,32719,32720))"
    }
  }
}