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 ('5e76831fe29ca5ad082310f82a213c10','0','18.219.213.27','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1716375303','thread.php?threadid=9157&sid=8a9a3bebe32667b6fae6c8823f8990d8','0','0','')
mysql error: Duplicate entry '5e76831fe29ca5ad082310f82a213c10' for key 'PRIMARY'
mysql error number: 1062
mysql version: 10.6.15-MariaDB-cll-lve-log
php version: 5.6.40
Date: 22.05.2024 @ 10:55
Script: /thread.php?threadid=9157&sid=8a9a3bebe32667b6fae6c8823f8990d8
Referer: