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 ("Horny night with stepson stepmom fucking action Porn Videos When Aaliyah Love stumbles home after a crazy night out she is feeling a little too horny to call it a night just yet Luckily her stepson is there to greet her when she gets in He puts her to bed sliding his cock inside for some hot stepson stepmom action") AND id !=102130 AND date < "2021-06-16 16:37:51" order by RAND() DESC limit 0,24