INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '308ea0a4cb04271e8a1dc76babc3a4fa27e6a7b167b49770175ce9f3211e5a3d', 
    'rXyHLHiLTgQlDyrBAN5xdQx0ZTO9v2S14k67SzXNfh0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)