INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '17437e4663790614eca740de4fdec17d7fd7842db93b6176cad6b93600aaaf39', 
    '3wLnzzy+gjXEwJU7YAqrF5oUx5b7e39tG6dPr74y58E=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)