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 ('37d25721b8f0eb7df3b50768a79294f6','0','18.218.129.92','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715651057','board.php?boardid=270&sid=f47be847b67531e1cde7a47c2cfd8d49','0','0','')
mysql error: Duplicate entry '37d25721b8f0eb7df3b50768a79294f6' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 14.05.2024 @ 03:44
Script: /board.php?boardid=270&sid=f47be847b67531e1cde7a47c2cfd8d49
Referer: