1366 - Incorrect integer value: '' for column `CP_as15`.`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', 'r24f72t4lokh1ug5ukbdo5sq40', '3.147.63.162', '1738995376', '1738995376', '/index.php?XTCsid=8km4iag7d9anolhh9c02p13aq2&cat=c1127_2in1-Ladeger--te-Sony.html')

[XT SQL Error]