staffmanager/database/migrations/2020_05_02_223355_create_cache_table.php

<?php

use Illuminate\Database\Migrations\Migration;
use Illuminate\Database\Schema\Blueprint;
use Illuminate\Support\Facades\Schema;

class CreateCacheTable extends Migration
{
    /**
     * Run the migrations.
     *
     * @return void
     */
    public function up()
    {
        Schema::create('cache', function (Blueprint $table) {
            $table->string('key')->unique();
            $table->mediumText('value');
            $table->integer('expiration');
        });
    }

    /**
     * Reverse the migrations.
     *
     * @return void
     */
    public function down()
    {
        Schema::dropIfExists('cache');
    }
}