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', 'a5n5o45ihga798nbkau6nncb94', '3.89.163.120', '1711644307', '1711644307', '/Pyramidenkerze-48-cm/Pyramide-Groesse-L-Weinrot::544.html')

[XT SQL Error]