common/modules/language/migrations/m160829_105345_add_default_languages.php

<?php
    
    use yii\db\Migration;
    
    class m160829_105345_add_default_languages extends Migration
    {
        
        public function up()
        {
            $this->batchInsert('{{%language}}', [
                'language_id',
                'url',
                'local',
                'name',
                'default',
                'date_create',
                'date_update',
            ], [
                [
                    1,
                    'en',
                    'en-EN',
                    'English',
                    0,
                    time(),
                    time(),
                ],
                [
                    2,
                    'ru',
                    'ru-RU',
                    'Русский',
                    1,
                    time(),
                    time(),
                ],
            ]);
        }
        
        public function down()
        {
            $this->delete('{{%language}}', [
                'language_id' => [
                    1,
                    2,
                ],
            ]);
        }
    }