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 ('ee998899b65684fef4716088dcc10519','0','3.138.141.202','claudebot','1713488129','formmail.php?threadid=5413&sid=80b431d9006fcbc6186059db616522e9','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: 19.04.2024 @ 02:55
Script: /formmail.php?threadid=5413&sid=80b431d9006fcbc6186059db616522e9
Referer: