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 ('641922bcaf6677afff1124556f41cfa4','0','3.14.27.196','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1716209737','thread.php?goto=lastpost&threadid=1493&sid=8f5b7596d73c2b14323310dda9b0a99b','0','0','')
mysql error: Duplicate entry '641922bcaf6677afff1124556f41cfa4' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 20.05.2024 @ 14:55
Script: /thread.php?goto=lastpost&threadid=1493&sid=8f5b7596d73c2b14323310dda9b0a99b
Referer: http://wehrbauten.de/thread.php?goto=lastpost&threadid=1493&sid=8f5b7596d73c2b14323310dda9b0a99b