INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6799e3fe2ee76691dc0d4dce7febe50fe9d963117012202e280ff85f7de9a1ad', 
    'z6LfXwBhLX4xqCp7XE1otM2BUa/ZssWGvSlOlSo3XXk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)