CREATE TABLE table_52617 ("Club" TEXT, "Premier League" TEXT, "Championship/First Division" TEXT, "League One/Second Division" TEXT, "League Two/Third Division" TEXT)

I want the league one/second division for club of millwall
SELECT "League One/Second Division" FROM table_52617 WHERE "Club" = 'millwall'
SELECT "League One/Second Division" FROM "table_52617" WHERE "Club" = 'millwall'