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', '78b50988adc3d6e6bcf29aec967d46d2', '18.227.114.125', '1713584272', '1713584272', '/product_info.php/language/de/info/p2807_Faroe-Is--Relief-Map.html')

[XT SQL Error]