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', 'c03135d9cf76ec7ffcf545cfefa57fb9', '3.139.81.58', '1714068095', '1714068095', '/product_info.php/language/en/info/p4002_Suedamerika-Reliefkarte.html')

[XT SQL Error]