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 ('7f5aa5b8ca1e8b03b98b922826bb1e3c','0','3.142.47.141','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715713884','thread.php?goto=lastpost&threadid=2254&sid=629fcae8137a968ed791171f32a23c1c','0','0','')
mysql error: Duplicate entry '7f5aa5b8ca1e8b03b98b922826bb1e3c' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 14.05.2024 @ 21:11
Script: /thread.php?goto=lastpost&threadid=2254&sid=629fcae8137a968ed791171f32a23c1c
Referer: