INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '438861f4a69a383af018a7c631917bc9779d7d4f480233984b6d165a7dc00f50', 
    'sEhH8JqNqOyUxwW2I78WXMaEvUjgnT4SXyS1WMhsdRg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00042

Result

int(1)