SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.6): Invalid SQL: SELECT p.*, pc.cache, u.userposts, u.regdate, u.signature, u.email, u.homepage, u.icq, u.aim, u.yim, u.msn, u.showemail, u.receivepm, u.usercanemail, u.ratingcount, u.ratingpoints, u.gender, u.invisible, u.title, u.lastactivity, u.allowsigsmilies, u.allowsightml, u.allowsigbbcode, u.allowsigimages, u.disablesignature, r.ranktitle, r.rankimages, i.iconpath, i.icontitle , uf.* , av.avatarid, av.avatarextension, av.width, av.height , g.useronlinemarking FROM bb1_posts p LEFT JOIN bb1_users u USING (userid) LEFT JOIN bb1_ranks r USING (rankid) LEFT JOIN bb1_icons i ON (p.iconid=i.iconid) LEFT JOIN bb1_postcache pc ON (p.postid=pc.postid) LEFT JOIN bb1_userfields uf ON (uf.userid=p.userid) LEFT JOIN bb1_avatars av ON (u.avatarid=av.avatarid) LEFT JOIN bb1_groups g ON (u.useronlinegroupid=g.groupid) WHERE p.postid IN (0,3811156,3811171,3811227,3811233,3811241,3811292,3811325,3811338,3811350,3811353,3811430,3811439,3811465,3811508,3811533,3811634,3811841,3811850,3811904,3812055)ORDER BY p.posttime ASC
mysql error: Out of resources when opening file './usr_web1_2/bb1_ranks.MYD' (Errcode: 24)
mysql error number: 23
mysql version: 5.5.47-0+deb6u1-log
php version: 5.3.3-7+squeeze29
Date: 03.07.2020 @ 15:36
Script: /thread.php?postid=3811338
Referer: