Exception

Database Exceptionyii\db\Exception

SQLSTATE[HY000] [2003] Can't connect to MySQL server on '127.0.0.1' (111)

$_GET = [
    'section_slug' => 'remont-i-obsluzhivanie-kompyuterov-printerov-mfu',
    'gn_slug' => 'sistema-nepreryvnoj-podachi-chernil-snpch-ustanovka',
];