Fix wrong session expire set for custom duration

src/Core/Cache/DatabaseCacheDriver.php

@@ -37,7 +37,7 @@ class DatabaseCacheDriver implements ICacheDriver
 	{
 		$fields = [
 			'v'       => serialize($value),
-			'expires' => DateTimeFormat::utc('now + ' . Cache::duration($duration) . ' seconds'),
+			'expires' => DateTimeFormat::utc('now + ' . $duration . ' seconds'),
 			'updated' => DateTimeFormat::utcNow()
 		];
 

src/Core/Cache/MemcacheCacheDriver.php

@@ -61,7 +61,7 @@ class MemcacheCacheDriver extends BaseObject implements ICacheDriver
 			self::getApp()->get_hostname() . ":" . $key,
 			serialize($value),
 			MEMCACHE_COMPRESSED,
-			Cache::duration($duration)
+			time() + $duration
 		);
 	}
 

src/Core/Cache/MemcachedCacheDriver.php

@@ -52,7 +52,7 @@ class MemcachedCacheDriver extends BaseObject implements ICacheDriver
 		return $this->memcached->set(
 			self::getApp()->get_hostname() . ":" . $key,
 			$value,
-			Cache::duration($duration)
+			time() + $duration
 		);
 	}