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', '3as2dpjbcc5rvqjgpniveltv62', '3.12.41.106', '1714047413', '1714047413', '/Kleine-Kugel-Kerze/Kleine-Kugel-Kerze-Rot::665.html')

[XT SQL Error]