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 ('096502cc793426f87ea6efeba7de930f','0','18.117.148.105','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715496283','thread.php?threadid=5944&sid=95546310b01fc30a84b3a78e360ffb98','0','0','')
mysql error: Duplicate entry '096502cc793426f87ea6efeba7de930f' for key 'PRIMARY'
mysql error number: 1062
mysql version: 10.6.16-MariaDB-0ubuntu0.22.04.1
php version: 5.6.40
Date: 12.05.2024 @ 08:44
Script: /thread.php?threadid=5944&sid=95546310b01fc30a84b3a78e360ffb98
Referer: