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 ('14867b8f44d9b51f0fa670fb1fceb194','0','18.218.55.14','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714100755','index.php?sid=56e95ce2519a1fe3c0aceba0c1e50f23','0','0','')
mysql error: The table 'bb1_sessions' is full
mysql error number: 1114
mysql version: 10.0.32-MariaDB-0+deb8u1
php version: 5.6.33-0+deb8u1
Date: 26.04.2024 @ 05:05
Script: /index.php?sid=56e95ce2519a1fe3c0aceba0c1e50f23
Referer: