/// <summary>
        /// Method check if in our database already exists "login"
        /// </summary>
        /// <param name="Database"></param>
        /// <returns> Number of found objects </returns>
        private int Check_If_Exists(Classes.Database Database)
        {
            // Prepare query
            var query = $"SELECT COUNT(*) FROM admins WHERE login = '******'";

            // Send ask
            // Return result
            return(Database.Count(query));
        }