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 ('4e6994b82f41d91ca4ea3e17b91965b7','0','3.141.152.173','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715248777','jgs_portal_statistik.php?sid=6f260faface74d634379a128f75115f7','0','0','')
mysql error: Duplicate entry '4e6994b82f41d91ca4ea3e17b91965b7' for key 'PRIMARY'
mysql error number: 1062
mysql version: 10.6.15-MariaDB-cll-lve-log
php version: 5.6.40
Date: 09.05.2024 @ 09:59
Script: /jgs_portal_statistik.php?sid=6f260faface74d634379a128f75115f7
Referer: http://www.biker-community.com/jgs_portal_statistik.php?sid=6f260faface74d634379a128f75115f7