SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.6 pl 2): Invalid SQL: INSERT INTO bb1_sessions (sessionhash,userid,ipaddress,useragent,lastactivity,request_uri,styleid,langid,authentificationcode) VALUES ('de20e3ab851036f7871f29f89df02cb8','0','18.117.153.38','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)','1713504266','board.php?boardid=100&sid=9cf57ae7e3d8dcdf28c01cbea6335b39','0','0','')
mysql error: Duplicate entry 'de20e3ab851036f7871f29f89df02cb8' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.7.44
php version: 5.2.17
Date: 19.04.2024 @ 07:24
Script: /board.php?boardid=100&sid=9cf57ae7e3d8dcdf28c01cbea6335b39
Referer: http://your-wbb.de/board.php?boardid=100&sid=9cf57ae7e3d8dcdf28c01cbea6335b39