1366 - Incorrect integer value: '' for column `mapshopatlogis`.`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', 'd3e6681fc22f59a6f8ecbe5f9d385579', '18.118.200.86', '1714039711', '1714039711', '/index.php/cat/c19_Reliefkarten-Digital.html')

[XT SQL Error]