INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '751797a15420856eb574095463df03190d360db19a279107f48bacdce0729200', 
    '/+aGzpzhxm7kOoQx9MAN2Wv2ktB7/fPsOMY7EuGKtZg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)