Laravel Data Seeding 

Run this command - 

php artisan make:seeder UsersTableSeeder

After Create UsersTableSeeder open this file from "database/seed/UsersTableSeeder".

And Edit The Seeder  as your need

 public function run()
    {
        DB::table('users')->insert([
            'name' => Str::random(10),
            'email' => Str::random(10).'@gmail.com',
            'password' => bcrypt('secret'),
        ]);
    }

Then Run the seeder "composer dump-autoload" then php artisan db:seed .....

Run specific file - php artisan db:seed --class=UsersTableSeeder

Generate More data types : https://laraveldaily.com/generating-fake-seeds-data-with-faker-package/