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', 'a4f917659627c2a94b48cc447528f873', '18.191.171.20', '1713550100', '1713550100', '/product_info.php/language/de/info/p1640_Estonia-Satellite-Image.html')

[XT SQL Error]