[Table("TestUser")]
    public class TestUser
    {
        [Date]
        public DateTime ResisterDate { get; set; }
        [ClickHouseColumn(Name= "ResisterTime", IsOnlyIgnoreInsert =true)]
        public DateTime ResisterTime { get; set; }
        [ColumnName("Name")]
        public string Name { get; set; }
        public int Age { get; set; }
    }

MySqlConnection conn = new MySqlConnection("server=127.0.0.1;Database=Demo;Uid=root;Pwd=root");
conn.Open();
conn.Execute("CREATE TABLE IF NOT EXISTS TestUser (ResisterDate Date, ResisterTime DateTime, Name varchar(200), Age int(11)) ENGINE=InnoDB");
var user = new TestUser() { ResisterDate = DateTime.Now, ResisterTime = DateTime.Now, Age = 18, Name = "Jack" };
var user2 = new TestUser() { ResisterDate = DateTime.Now, ResisterTime = DateTime.Now, Age = 18, Name = "Tom" };

var users = new List<TestUser>() { user, user2 };
conn.InsertBulk(users);