1366 - Incorrect integer value: '' for column `db160153`.`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', 'cirrbo5bbgg5b1dkj2drl9qfp7', '18.190.152.38', '1715206278', '1715206278', '/Grosse-Kugel-Kerze/Grosse-Kugel-Kerze-Dunkelblau::681.html')

[XT SQL Error]