1. Add new "Users" table login IP address column:

----
ALTER TABLE Users
	ADD COLUMN LastLoginIPAddress INTEGER UNSIGNED NOT NULL DEFAULT 0;
----

2. Add a new "Bans" table:

----
CREATE TABLE Bans (
	IPAddress INTEGER UNSIGNED NOT NULL DEFAULT 0,
	BanTS TIMESTAMP NOT NULL,
	PRIMARY KEY (IPAddress)
) ENGINE = InnoDB;
----