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 ('56c0dedceaf15531987ffcd809170ece','0','3.142.98.108','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714583643','memberslist.php?sid=d3a84a89160ba844a5dd8077520655a1','0','0','')
mysql error: Duplicate entry '56c0dedceaf15531987ffcd809170ece' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.7.42-log
php version: 5.6.40
Date: 01.05.2024 @ 19:14
Script: /memberslist.php?sid=d3a84a89160ba844a5dd8077520655a1
Referer: