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', 'e14f0f8ece00e15ffef7e3371705ca07', '3.16.66.206', '1713944717', '1713944717', '/index.php/language/de/cat/c35_Laender.html/page/6')

[XT SQL Error]