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 ('ab0f281b6587912229115095733d76ec','0','3.14.253.131','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715817417','jgs_portal_box.php?id=7&sid=b67f62c9f97718f0cf9cfd51d0ebb853','0','0','')
mysql error: Duplicate entry 'ab0f281b6587912229115095733d76ec' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 16.05.2024 @ 01:56
Script: /jgs_portal_box.php?id=7&sid=b67f62c9f97718f0cf9cfd51d0ebb853
Referer: