INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'f8469a62ed5d0939f0002d0ee5ba99a1b9e71644c53a2d6d86561a13ebd204ac', 
    'E94RH5Xpu0UtUhBkTdzgp3Ui1MKKMEkpgikRBO6Yb2Q=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)