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 ('1c66517888163c734da31f63a669280f','0','3.145.72.232','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715497067','board.php?boardid=65&sid=7d3208807c078c542638b021baa30583','0','0','')
mysql error: Duplicate entry '1c66517888163c734da31f63a669280f' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 12.05.2024 @ 08:57
Script: /board.php?boardid=65&sid=7d3208807c078c542638b021baa30583
Referer: