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 ('1ba84133c855b86038190b4e8120fa68','0','3.143.1.57','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1716073905','index.php?sid=9c7f0a2d1617288e1124d2c69b723231','0','0','daa0061c5c4f96090312ecb5e72ea2d7')
mysql error: Duplicate entry '1ba84133c855b86038190b4e8120fa68' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.7.42-log
php version: 4.4.9
Date: 19.05.2024 @ 01:11
Script: /board/index.php?sid=9c7f0a2d1617288e1124d2c69b723231
Referer: