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', '6d0276c305694d13ea1eadd5c134996f', '18.221.13.173', '1714078028', '1714078028', '/product_info.php/language/de/info/p2641_Ethiopia-Relief-Map.html')

[XT SQL Error]