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 ('b2a193b6aed374350515077eb842d1b7','0','18.220.16.184','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714109105','addreply.php?postid=84808&sid=fb87e2a15e89f0e280a48c9b51334c81','0','0','')
mysql error: Duplicate entry 'b2a193b6aed374350515077eb842d1b7' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.7.42-log
php version: 5.6.40
Date: 26.04.2024 @ 07:25
Script: /addreply.php?postid=84808&sid=fb87e2a15e89f0e280a48c9b51334c81
Referer: