FATAL ERROR:array(4) {
  ["type"]=>
  int(1)
  ["message"]=>
  string(398) "Uncaught exception 'SQLException' with message 'MySQL server has gone away SQL: select kat.id , (select count(*) from ads where kat.id=kat_id and public=1 and type_id in (1,3,5)) co
from kat
group by 1' in /var/www/u0049828/data/www/777kvartir.ru/include/db.php:59
Stack trace:
#0 /var/www/u0049828/data/www/777kvartir.ru/index2.php(461): Mydb->fetchPairs('select kat.id ,...')
#1 {main}
  thrown"
  ["file"]=>
  string(55) "/var/www/u0049828/data/www/777kvartir.ru/include/db.php"
  ["line"]=>
  int(59)
}