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 ('469e29d2b85a1333d09797854c9684eb','0','3.142.196.223','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715528845','board.php?boardid=107&sid=1aebef14ddb1279ff5f0e79656649e7d','0','0','')
mysql error: Duplicate entry '469e29d2b85a1333d09797854c9684eb' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 12.05.2024 @ 17:47
Script: /board.php?boardid=107&sid=1aebef14ddb1279ff5f0e79656649e7d
Referer: