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 ('8003b95f9dba5d0783ae6fa9aa54c54f','0','3.145.77.114','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714496582','profile.php?userid=15381&sid=e3c83465f804334b43949b5e5d3d6145','0','0','')
mysql error: Duplicate entry '8003b95f9dba5d0783ae6fa9aa54c54f' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.7.42-log
php version: 5.6.40
Date: 30.04.2024 @ 19:03
Script: /profile.php?userid=15381&sid=e3c83465f804334b43949b5e5d3d6145
Referer: