MySQL error in file: /engine/cache/system/plugins/b0fe50a522ca5deb2b8acf2e1edb9e3d.php at line 1168

Error Number: 1021

The Error returned was:
Disk full (/tmp/#sql-temptable-371-732b-24.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")

SQL query:

SELECT id, date, short_story, xfields, title, category, alt_name, MATCH (title, short_story, full_story, xfields) AGAINST ('Кареглазка ') as score FROM dle_post WHERE MATCH (title, short_story, full_story, xfields) AGAINST ('Кареглазка ') AND id != 13194 AND approve=1 ORDER BY score DESC LIMIT 10