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 Brunette Chick Got Her Pussy Banged Porn Videos See this beautiful brunette babe in this hot webcam show. This sexy brunette sucks cock so sexy and so passionately that you will wish it is your cock she is sucking. She sucks that hard dick making it all slippery with her juice that her man loves dit so much Her boyfriend position behind her and start fucking her so hard. They do a missionary position and fucked passionately. Looking at her tight body will make you want to hold and fuck her all day.") AND id !=101840 AND date < "2021-06-16 17:16:47" order by RAND() DESC limit 0,24