INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b81ac02009399105cdf1de69a51738259ab5bb341bdf51c56e4d52f9a8bea6d5', 
    'z5m9qDhG8+8jSXdDiJSgZiuNgmHr5WFK391Z+vfI4II=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)