MySQL error in file: /engine/classes/comments.class.php at line 781

Error Number: 1317

The Error returned was:
Query execution was interrupted

SQL query:

SELECT inet_comments.id, post_id, inet_comments.user_id, date, autor as gast_name, inet_comments.email as gast_email, text, ip, is_register, inet_comments.rating, inet_comments.vote_num, inet_comments.parent, name, inet_users.email, news_num, comm_num, user_group, lastdate, reg_date, signature, foto, fullname, land, xfields FROM inet_comments LEFT JOIN inet_users ON inet_comments.user_id=inet_users.user_id WHERE inet_comments.post_id = '856' ORDER BY inet_comments.id ASC