Warning:  [mysql error 2006] MySQL server has gone away

SELECT
    c.id,
    c.uppercats,
    count(*) AS counter
  FROM pi_image_category
    INNER JOIN pi_categories c ON category_id = id
  WHERE image_id IN (276210,276209,276208,276207,276206,276205,276204,276203,276202,276201,276200,276199,276198,276197,276196,276195,276194,276193,276192,276191,276190,276189,276188,276187,276186,276185,276184,276183,276182,276181,276180,276179,276178,276177,276176,276175,276174,276173,276172,276171,276170,276169,276168,276167,276166,276165,276164,276163,276162,276161,276160,276159,276158,276157,276156,276155,276154,276153,276152,276151,276150,276149,276148,276147,276146,276145,276144,276143,276142,276141,276140,276139,276138,276137,276136,276135,276134,276133,276132,276131,276130,276129,276128,276127,276126,276125,276124,276123,276122,276121,276120,276119,276118,276117,276116,276115,276114,276113,276112,276111,276110,276109,276108,276107,276106,276105,276104,276103,276102,276101,276100,276099,276098,276097,276096,276095,276094,276 in /htdocs/linth/pix/include/dblayer/functions_mysqli.inc.php on line 864

Warning:  [mysql error 2006] MySQL server has gone away

REPLACE INTO pi_sessions
  (id,data,expiration)
  VALUES('641Afb6dbbhnc07383iq15gbm7rq57','pwg_device|s:7:\"desktop\";pwg_mobile_theme|b:0;community_user_permissions|a:9:{s:20:\"upload_whole_gallery\";b:0;s:20:\"create_whole_gallery\";b:0;s:10:\"user_album\";b:0;s:17:\"create_categories\";a:0:{}s:17:\"upload_categories\";a:0:{}s:14:\"permission_ids\";a:0:{}s:9:\"nb_photos\";i:0;s:7:\"storage\";i:0;s:17:\"community_enabled\";b:0;}community_cache_key|s:20:\"Uz9leQzhPzGjSWp1t4NT\";community_user_id|s:1:\"2\";',now())
; in /htdocs/linth/pix/include/dblayer/functions_mysqli.inc.php on line 864