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 ("Redhead Swinger Wife Marie McCray Has Her Pretty Pussy Slammed Pink Porn Videos Swinger wife and a guy enjoy licking and sucking pussy and dick in front of their spouses. Then they fuck so hard in various positions. He cums in her mouth and there husband and wives enjoy watching it.") AND id !=101926 AND date < "2021-06-24 21:33:21" order by RAND() DESC limit 0,24