SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.4): Invalid SQL: INSERT INTO bb1_sessions (sessionhash,userid,ipaddress,useragent,lastactivity,request_uri,styleid,langid,authentificationcode) VALUES ('6c2244bcdddb044b959ebfe65175e4c6','0','3.148.247.50','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1745859988','usercp.php?action=buddy&add=203017','0','0','')
mysql error: The table 'bb1_sessions' is full
mysql error number: 1114
mysql version: 4.1.22-standard
php version: 5.3.29-1+hw8
Date: 28.04.2025 @ 13:06
Script: /wbb2/usercp.php?action=buddy&add=203017
Referer: