create table users
(
  id int,
  email varchar(100),
  is_active tinyint(1),
  created_at int
);

insert into users values (1, 'user1@mail.ru', 1, unix_timestamp());
insert into users values (1, 'user1@mail.ru', 1, unix_timestamp() + 1);
insert into users values (1, 'user1@mail.ru', 0, unix_timestamp() + 2);
insert into users values (2, 'user1@mail.ru', 0, unix_timestamp() + 3);