INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a03cdc9d1053349d18ef648f33b1dc7800edf55305f41319ee6c250dd729b8da', 
    '+0a3NkIHgMkG5mWS7mkYtjTp5ntvGx1I7jPeaW0yTHI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)