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 ('39527c199fce984aaf09eeff02651529','0','44.201.131.213','claudebot','1711654948','register.php?sid=1ef0cec4317c95f6fd5f149fe15635d1','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: 28.03.2024 @ 20:42
Script: /register.php?sid=1ef0cec4317c95f6fd5f149fe15635d1
Referer: