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 ("Brunette Gives Her BF A Heads Before Getting Fucked Porn Videos Gorgeous brunette babe gets wild with her partner while streaming live on cam. They strips their clothes off her partner stands in front of her. She gives a partner a deep throat blowjob that makes her partner cock hard. Then she lay down on the bed and spreads her legs giving her viewers a perfect view at her pussy. Her partner eats her pussy that makes her moans as her partner lubricate her pussy with his saliva before fucking it in missionary position.") AND id !=101796 AND date < "2021-06-21 20:20:43" order by RAND() DESC limit 0,24