MySQL - Users Table

CREATE TABLE `users` (
  `Id` mediumint(9) NOT NULL AUTO_INCREMENT,
  `FirstName` varchar(255) DEFAULT NULL,
  `LastName` varchar(255) DEFAULT NULL,
  `Email` varchar(255) DEFAULT NULL,
  `Address` varchar(255) DEFAULT NULL,
  `Number` varchar(255) DEFAULT NULL,
  `CreatedAt` timestamp NULL DEFAULT NULL,
  `UpdatedAt` timestamp NULL DEFAULT NULL,
  PRIMARY KEY (`Id`)
) ENGINE=InnoDB AUTO_INCREMENT=4 DEFAULT CHARSET=utf8mb4;