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 ("Finger Fucking her Pussy until she Squirts Porn Videos This hot wild pretty babe finger fucked her pussy hard Watch her as she sucks her toy dildo hard and deep that will surely make your boner huge and hard She sit on her bed and she fucked her pussy using her finger She continue to fuck herself as she moan loud to pleased her viewers See her pussy gets creamie as she has a multiple orgasm Then she sucks her tits and gets a mouthful of milk pleasing her viewers") AND id !=101456 AND date < "2021-06-23 08:31:27" order by RAND() DESC limit 0,24