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 ('317ffbb192317b70b7d989985fe0e897','0','3.136.18.48','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714242841','misc.php?action=imprint&sid=e7d6959b1f2e590c7f21b00eff741aef','0','0','')
mysql error: Duplicate entry '317ffbb192317b70b7d989985fe0e897' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.7.42-log
php version: 5.6.40
Date: 27.04.2024 @ 20:34
Script: /misc.php?action=imprint&sid=e7d6959b1f2e590c7f21b00eff741aef
Referer: