INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '55d15d3d5ef38ddc69be22d8a646d6619538805f357b1a69f4241ff35674d686', 
    'LiS/NhVD0n3GBP57rT34MjZw89DEqBbW26UzQL8m09M=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)