INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'd5718f7ceba00ae245439ae3414c4960edcca455b9290685700f9b6f29c35d11', 
    'MrzJfWFfgGhGFATiDlxdqOwQDbAeb9zQ0hFPwbIXDzg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)