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 ('6cf9e49ba75aaaebf34167dce4dad600','0','3.141.0.61','claudebot','1713484706','register.php?sid=f69a4642a3ee5618efcc4c98fcee5fbe','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 @ 01:58
Script: /register.php?sid=f69a4642a3ee5618efcc4c98fcee5fbe
Referer: