INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '9c2f4fc59c0e9da065797a4d0340ebc304eb8f614daeb12ddd4d290c155b3186', 
    '81vhiKden0mx8k2sIxcX732ON8BvC7ZLyCq74TUkT0o=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00024

Result

int(1)