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 ('958574dd4cc4c8115dcb9f07b9f6369c','0','3.134.85.36','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715525233','board.php?boardid=248&page=1&daysprune=1000&sortfield=starter&sortorder=ASC&sid=28216b03a152dc8cdb65f68d27e08369','0','0','')
mysql error: Duplicate entry '958574dd4cc4c8115dcb9f07b9f6369c' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 12.05.2024 @ 16:47
Script: /board.php?boardid=248&page=1&daysprune=1000&sortfield=starter&sortorder=ASC&sid=28216b03a152dc8cdb65f68d27e08369
Referer: