diff --git a/core/lib/Drupal/Core/Cache/DatabaseBackend.php b/core/lib/Drupal/Core/Cache/DatabaseBackend.php
index 7bbf1e7..f567c0f 100644
--- a/core/lib/Drupal/Core/Cache/DatabaseBackend.php
+++ b/core/lib/Drupal/Core/Cache/DatabaseBackend.php
@@ -10,6 +10,7 @@
 use Drupal\Component\Utility\Crypt;
 use Drupal\Core\Database\Connection;
 use Drupal\Core\Database\SchemaObjectExistsException;
+use Drupal\Core\Site\Settings;
 
 /**
  * Defines a default cache implementation.
@@ -152,8 +153,8 @@ protected function prepareItem($cache, $allow_invalid) {
   public function set($cid, $data, $expire = Cache::PERMANENT, array $tags = array()) {
     // Get defined settings from settings.php if there are any and set the cache.
     $settings = Settings::get('cache_database', []);
-    if (isset($settings['cache_database'][$this->bin]) && $expire == Cache::PERMANENT || $expire > $settings['cache_database'][$this->bin]) {
-      $expire = $settings['cache_database'][$this->bin];
+    if (isset($settings[$this->bin]) && ($expire == Cache::PERMANENT || $expire > $settings['cache_database'][$this->bin])) {
+      $expire = $settings[$this->bin];
     }
     Cache::validateTags($tags);
     $tags = array_unique($tags);