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', '397468f2fb1c6bea19b6f833f47f9b93', '18.221.41.214', '1713459095', '1713459095', '/product_info.php/language/de/info/p1720_Mauritius-Satellite-Image.html')

[XT SQL Error]