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 ('d15cbd085a5bc0301ee501998d2f003f','0','3.149.25.163','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715467635','profile.php?userid=241&sid=310dbbe97b0cd966291d01ff90d906cd','0','0','')
mysql error: Duplicate entry 'd15cbd085a5bc0301ee501998d2f003f' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 12.05.2024 @ 00:47
Script: /profile.php?userid=241&sid=310dbbe97b0cd966291d01ff90d906cd
Referer: http://wehrbauten.de/profile.php?userid=241&sid=310dbbe97b0cd966291d01ff90d906cd