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 ("Hot Busty Babe Craves For a Big Hard Cock Porn Videos Watch this pretty and voluptious babe with big natural tits get pounded She grips it tightly with her sexy hands and begins putting it on her mouth She wets it with her oozing hot lips and sucks it like there is no tomorrow Watch her go back and forth slurping that big hard rod She looks at her man while sucking his cock making him love the oral that he is receiving She looks at the cam sexily while she is sucking making you wish it was your cock she is making love to") AND id !=101853 AND date < "2021-06-23 08:48:29" order by RAND() DESC limit 0,24