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.MAD' (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 ("Exploitedteensasia Exclusive Scene Kit Thai Amateur Teen Fucked Hard By Big Cock All Over Apt Kit from Pattaya takes big cock deep and hard her chubby thighs ripple as shes pounded Pretty Teen with stud in her nose looks fab on camera 1400 movies in members updated daily with the best Asian Teens Exclusive scenes and shocking Jav Teens") AND id !=60963 AND date < "2021-05-14 13:56:57" order by RAND() DESC limit 0,24