SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.6): Invalid SQL: INSERT INTO bb1_sessions (sessionhash,userid,ipaddress,useragent,lastactivity,request_uri,styleid,langid,authentificationcode) VALUES ('f69894f4b1f25d2f14ad8ff47a2d5c7f','0','18.116.19.147','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1716247425','jgs_galerie.php?sid=039f2e1fdcdaf749e0b97b9a19ad3d06','0','0','')
mysql error: Duplicate entry 'f69894f4b1f25d2f14ad8ff47a2d5c7f' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.7.33-0ubuntu0.16.04.1
php version: 5.6.40
Date: 21.05.2024 @ 01:23
Script: /jgs_galerie.php?sid=039f2e1fdcdaf749e0b97b9a19ad3d06
Referer: