1366 - Incorrect integer value: '' for column `shop_db3`.`whos_online`.`customer_id` at row 1

insert into whos_online (customer_id, full_name, session_id, ip_address, time_entry, time_last_click, last_page_url) values ('', 'Guest', '68e60fa85cd9a98012e977bf789738e2', '3.146.105.194', '1714065528', '1714065528', '/product_info.php?info=p41_Schoener-Abend--Polka-.html&XTCsid=c7f035e02971a7df32ae13cabef322ff')

[XT SQL Error]