Funso (Chichewa): Tchulani nthawi zodziwika bwino zomwe zinalembedwa za mzinda wa Lilongwe
Question (English): List distinct insecurity levels recorded for Lilongwe city.
Table: food_insecurity (difficulty: easy)
SQL: SELECT DISTINCT insecurity_level FROM food_insecurity WHERE district = 'Lilongwe';
Result: [(1,), (2,), (3,), (4,), (5,)]