SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.4): Invalid SQL: INSERT INTO bb1_sessions (sessionhash,userid,ipaddress,useragent,lastactivity,request_uri,styleid,langid,authentificationcode) VALUES ('cfce25922481aba953c7970949c06248','0','3.16.67.13','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715745103','profile.php?userid=143666&sid=ba02482b7bf779d9cd3de1739bc9aee0','0','0','')
mysql error: Duplicate entry 'cfce25922481aba953c7970949c06248' for key 1
mysql error number: 1062
mysql version: 4.1.22-standard
php version: 5.3.29-1+hw8
Date: 14.05.2024 @ 23:51
Script: /wbb2/profile.php?userid=143666&sid=ba02482b7bf779d9cd3de1739bc9aee0
Referer: