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', 'cglked3jj3jljv4b50u30urol4', '18.234.165.107', '1711631031', '1711631031', '/Pyramidenkerze-68-cm/Pyramide-Groesse-XL-Rosa::801.html')

[XT SQL Error]