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 ('6dd5823d0f49f6568e5417f556dfc515','0','3.143.9.115','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714979090','board.php?boardid=547&sid=3fb6384107cb8c82d3928a5c8cc3693e','0','0','')
mysql error: Duplicate entry '6dd5823d0f49f6568e5417f556dfc515' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 06.05.2024 @ 09:04
Script: /board.php?boardid=547&sid=3fb6384107cb8c82d3928a5c8cc3693e
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