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', 'afc419a9269cf7aeee45a455ebf8de16', '44.200.145.114', '1711636532', '1711636532', '/shopping_cart.php?XTCsid=4a502cf522b059da09cfca377185d405')

[XT SQL Error]