MySQL error in file: /engine/modules/show.full.php at line 1525

Error Number: 2006

The Error returned was:
MySQL server has gone away

SQL query:

UPDATE dle_post_extras SET related_ids='3723,2849,6782,9662,9663,8513,5643,5882,3903,5230,1002,9665' WHERE news_id='3714'