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 ('c942d7141060251c1a66a148d1af437a','0','3.145.93.136','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715030165','search.php?action=user&userid=1&sid=fb2d5be07899a6b71b304b97e0f2c0c3','0','0','')
mysql error: Duplicate entry 'c942d7141060251c1a66a148d1af437a' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 06.05.2024 @ 23:16
Script: /search.php?action=user&userid=1&sid=fb2d5be07899a6b71b304b97e0f2c0c3
Referer: