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 ('936cf80bdbb22641f53b92b62c6d2107','0','3.14.6.194','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715170444','jgs_galerie.php?sid=99c78dc29b85bba2dce7089b26d968e6','0','0','')
mysql error: Duplicate entry '936cf80bdbb22641f53b92b62c6d2107' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 08.05.2024 @ 14:14
Script: /jgs_galerie.php?sid=99c78dc29b85bba2dce7089b26d968e6
Referer: