INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a418492e1886bf47890f901db611c07a0391497c8169ee68a5ea7ff3d726638b', 
    '5XJMmJrPXxTigqMERnoebkKIeQFTC3G1dQB3euZeYNY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00041

Result

int(1)