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 ('29ba32959a4cd6ef45c33fc74ef575a1','0','34.230.68.214','claudebot','1711631401','register.php?sid=691f9955a9359cee60c6999ae5f92906','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 @ 14:10
Script: /register.php?sid=691f9955a9359cee60c6999ae5f92906
Referer: