diff --git a/README.md b/README.md
index 328619b..dc3e788 100644
--- a/README.md
+++ b/README.md
@@ -46,23 +46,21 @@ use Trans\Models\Translate;
 
 Route::get('/trans', function () {
  try {
-  // Add translation for locale
-  Translate::updateOrCreate([
-   'locale' => 'pl', 'key' => 'Hello'
-  ], ['value' => 'Witaj']);
+  // Clear cache (in Seeder)
+  Translate::clearCache();
+
+  // Add translation for locale (in Seeder)
+  Translate::add('Hello','Witaj', 'pl');
 
   // Change locale
   app()->setLocale('pl');
 
   // If exists in db
   echo "<br> PL " . trans_db('Hello');
-  // Or
-  echo "<br> PL " . Translate::trans('Hello');
 
   // If not exists in db get translation from default trans() helper
   echo "<br> PL " . trans_db('This text not exists in db');
-  // Or
-  echo "<br> PL " . Translate::trans('This text not exists in db');
+
  } catch (Exception $e) {
   report($e);
   return 'Errors ...';
diff --git a/src/Helper.php b/src/Helper.php
index 981992d..d9fd2b1 100644
--- a/src/Helper.php
+++ b/src/Helper.php
@@ -1,9 +1,22 @@
 <?php
 
+use Illuminate\Support\Facades\Cache;
 use Trans\Models\Translate;
 
-if (! function_exists('trans_db')) {
-    function trans_db($str) {
-        return Translate::trans($str);
-    }
-}
\ No newline at end of file
+if (!function_exists('trans_db')) {
+	function trans_db($str, $time = 600)
+	{
+		$k = 'trans_db_' . md5($str . app()->getLocale());
+		if (Cache::store('file')->has($k)) {
+			$c = Cache::store('file')->get($k);
+			if (!empty($c)) {
+				return $c;
+			}
+			Cache::forget($k);
+		}
+
+		$t = Translate::trans($str);
+		Cache::store('file')->put($k, $t, $time);
+		return $t;
+	}
+}
diff --git a/src/Models/Translate.php b/src/Models/Translate.php
index bfa80d1..c904009 100644
--- a/src/Models/Translate.php
+++ b/src/Models/Translate.php
@@ -4,6 +4,7 @@
 
 use Illuminate\Database\Eloquent\Factories\HasFactory;
 use Illuminate\Database\Eloquent\Model;
+use Illuminate\Support\Facades\Cache;
 
 class Translate extends Model
 {
@@ -15,7 +16,25 @@ class Translate extends Model
 	public static function trans($str)
 	{
 		$locale = app()->getLocale();
-		return self::text($str)->locale($locale)->first()->value ?? trans($str);
+		return Translate::text($str)->locale($locale)->first()->value ?? trans($str);
+	}
+
+	// Add to db
+	public static function add($key, $value, $locale = 'en')
+	{
+		if (!empty($key) && !empty($value) && !empty($locale)) {
+			Translate::updateOrCreate([
+				'locale' => $locale, 'key' => $key
+			], ['value' => $value]);
+
+			return true;
+		}
+		return false;
+	}
+
+	public static function clearCache()
+	{
+		return Cache::store('file')->flush();
 	}
 
 	// Scope key
@@ -29,4 +48,4 @@ public function scopeLocale($query, $locale = 'pl')
 	{
 		$query->where('locale', $locale);
 	}
-}
\ No newline at end of file
+}