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 ('9d62bc5750c0d7197323f55a0f134f3a','0','3.142.197.212','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715577399','misc.php?action=imprint&sid=16b91eb5a38be41639b70421bac46e80','0','0','')
mysql error: Duplicate entry '9d62bc5750c0d7197323f55a0f134f3a' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 13.05.2024 @ 07:16
Script: /misc.php?action=imprint&sid=16b91eb5a38be41639b70421bac46e80
Referer: http://wehrbauten.de/misc.php?action=imprint&sid=16b91eb5a38be41639b70421bac46e80