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 ('3209df381b7f412a6dac81387dcaf873','0','23.22.236.90','claudebot','1711701730','register.php?sid=b0e72d92def1faa2fd0e523c3eb2e722','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: 29.03.2024 @ 09:42
Script: /register.php?sid=b0e72d92def1faa2fd0e523c3eb2e722
Referer: