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', '73612bba698056207e6bb249f45564f8', '3.17.6.75', '1713852736', '1713852736', '/product_info.php/language/de/info/p1836_Guernsey-Satellitenbild.html')

[XT SQL Error]