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', '4778959b4f8afbab8bd40bffd2466572', '13.58.77.98', '1715200148', '1715200148', '/product_info.php/language/de/info/p3120_Tuerkei-Reliefkarte.html')

[XT SQL Error]