INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '475649846405c924f50ddbe7a661ae1d89d5fa2178ee0a15451e6ddbbce81adf', 
    'KJ/sFKPpDhUXkieiY7KcTE0lvMNsO76Z21FQEov8FPg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)