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 ('76e94ccb27f65b55f3b4c37a6b41f218','0','18.223.32.230','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715308164','board.php?boardid=114&sid=84ecd161da7b824a5d258a526aacf102','0','0','')
mysql error: Duplicate entry '76e94ccb27f65b55f3b4c37a6b41f218' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 10.05.2024 @ 04:29
Script: /board.php?boardid=114&sid=84ecd161da7b824a5d258a526aacf102
Referer: