INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '1940cabe86e1c8c20f1bdf3241150b3e9d380a70873a3824bca5503a65408996', 
    '2sCHSHgSvnih79peU6aAK/25Tsh5If3xH3wMySU3TgI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00051

Result

int(1)