diff --git a/src/Mysql/MysqlStorage.php b/src/Mysql/MysqlStorage.php
index e10d1b0..c194bc8 100644
--- a/src/Mysql/MysqlStorage.php
+++ b/src/Mysql/MysqlStorage.php
@@ -135,8 +135,9 @@ class MysqlStorage implements MysqlStorageInterface {
 	}
 
 	/** @inheritDoc */
-	public function findOne(string $sql) : array {
+	public function findOne(string $sql) : bool|array {
 		$result = $this->query($sql);
+		if (!$result || $result->num_rows == 0) return false;
 		$data = new MysqlStorageData($result);
 		return $data->fetchOne();
 	}
diff --git a/src/Mysql/MysqlStorageInterface.php b/src/Mysql/MysqlStorageInterface.php
index 478aebe..42b9a93 100644
--- a/src/Mysql/MysqlStorageInterface.php
+++ b/src/Mysql/MysqlStorageInterface.php
@@ -86,7 +86,7 @@ interface MysqlStorageInterface {
 	 * @param string $sql
 	 * @return array
 	 */
-	public function findOne(string $sql) : array;
+	public function findOne(string $sql) : bool|array;
 
 	/**
 	 * Метод экранирования данных с учетом текущего подключения в т.ч для LIKE