MySQL error in file: /engine/modules/blockpro/block.pro.3.php at line 494

Error Number: 126

The Error returned was:
Incorrect key file for table '/tmp/#sql_95c_1.MYI'; try to repair it

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, e.news_read, e.allow_rate, e.rating, e.vote_num, e.votes from porno_post p LEFT JOIN porno_post_extras e ON (p.id=e.news_id) where approve AND date < '2018-04-20 06:06:24' order by rating DESC, comm_num DESC, news_read DESC limit 4,4