MySQL error in file: /engine/modules/blockpro/block.pro.3.php at line 552

Error Number: 1

The Error returned was:
Can't create/write to file '/var/tmp/#sql_3929_0.MAI' (Errcode: 28)

SQL query:

SELECT p.id, p.autor, p.date, p.short_story, p.full_story, p.xfields, p.title, p.category, p.alt_name, p.allow_comm, p.comm_num, p.fixed, p.tags, e.news_read, e.allow_rate, e.rating, e.vote_num, e.votes from dle_post p LEFT JOIN dle_post_extras e ON (p.id=e.news_id) where approve AND NOT category regexp "[[:<:]](40|41)[[:>:]]" AND MATCH (title, short_story, full_story, xfields) AGAINST ("Outdoor teens lined up for some dick while eating up each other Porn Videos The stud pounds the horny teens juicy pussies and hits every angle on the court They lined up on the court and eat each others wet pussies while taking a hard dick down from behind Finally the thirsty teens share a gooey load") AND id !=102526 AND date < "2021-06-14 08:52:47" order by RAND() DESC limit 0,24