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 ('12d52473f7f2b2e38d09335524422e6f','0','3.140.198.43','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715104854','profile.php?userid=1&sid=2d5c5061d04afbcac228aff063c957d5','0','0','')
mysql error: Duplicate entry '12d52473f7f2b2e38d09335524422e6f' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 07.05.2024 @ 20:00
Script: /profile.php?userid=1&sid=2d5c5061d04afbcac228aff063c957d5
Referer: