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 ("Sensuous Japanese Submissive Is Dominated By Two Asian Masters Porn Videos Her Hot Japanese Pussy is Pounded hard in her Hairy Oriental Pussy by one Lovers Big Cock while the other Partner Slams her Mouth with his Pulsing Dick as she gets Double Ended making her Scream in Orgasmic Frenzy") AND id !=102312 AND date < "2021-06-24 21:47:03" order by RAND() DESC limit 0,24