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 ('013172db925ce97482f0c3eef899f81b','0','3.138.102.178','claudebot','1713467352','calendar.php?sid=78b0c299ed53f5acb0f985f9e0ca6365','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: 18.04.2024 @ 21:09
Script: /calendar.php?sid=78b0c299ed53f5acb0f985f9e0ca6365
Referer: