INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a4c021a575815fc0a17d37774b0764f1e0f334b3d7744616cda8bc006e3f8cec', 
    'LwCvEt5GF1nVJeB+ojgK8ai7QjIisLRY3wohFZx7Als=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)