1366 - Incorrect integer value: '' for column `mapshopatlogis`.`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', '2358725d7175f87f25edd57663e6ce70', '3.139.78.149', '1715125799', '1715125799', '/product_info.php/info/p3389_Tansania-Reliefkarte.html')

[XT SQL Error]