1366 - Incorrect integer value: '' for column `abtecsho_shop`.`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', '5dhqhve16169a8t7i0056on4p7', '3.133.132.103', '1746952917', '1746952917', '/product_info.php/info/p6295_BGV-A8-F-02-KNS--Richtungsangabe-aufw--rts-abw--rts.html')

[XT SQL Error]