create table item_types (
  key text primary key not null,
  created_at timestamptz not null default now()
);

insert into item_types (key) values ('Food');
insert into item_types (key) values ('Clothes');
insert into item_types (key) values ('Camp');
insert into item_types (key) values ('Utensils');
insert into item_types (key) values ('Gear');