add migration and model

app/ContentProvider.php

@@ -0,0 +1,24 @@
+<?php
+
+namespace App;
+
+use Illuminate\Database\Eloquent\Model;
+
+class ContentProvider extends Model
+{
+    public $incrementing = false;
+    protected $primaryKey = 'host';
+    protected $keyType = 'string';
+
+    protected $fillable = [
+        'host',
+        'robots',
+        'robots_cached_at',
+    ];
+
+    protected $dates = [
+        'created_at',
+        'updated_at',
+        'robots_cached_at',
+    ];
+}