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 ('1d90af6180853d13af953acd3979d2da','0','18.224.215.101','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715732222','index.php?sid=53c34845206b2384527373ed5fddd3ce','0','0','')
mysql error: Duplicate entry '1d90af6180853d13af953acd3979d2da' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.7.42-log
php version: 5.6.40
Date: 15.05.2024 @ 02:17
Script: /index.php?sid=53c34845206b2384527373ed5fddd3ce
Referer: