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 Babe Gets Banged Behind And Ride Cock Porn Videos Redhead babe with her partner gets wild and naughty in front of the webcam You should not missed them as they make love and pleasure each other They started the show by stripping their clothes off she reveal her sexy body for her fans then started to suck her boyfriend cock After that her BF gets on her back banging her pussy in doggy position Then he lay down on the bed while this hot babe gets on top of him riding his cock like a cowgirl") AND id !=101472 AND date < "2021-06-21 19:34:56" order by RAND() DESC limit 0,24