What time was the event k-1 the challenge 1999?
CREATE TABLE "kickboxing_record" (
  "result" text,
  "record" text,
  "opponent" text,
  "method" text,
  "event" text,
  "round" real,
  "time" text,
  "location" text
);
SELECT "time" FROM "kickboxing_record" WHERE "event"='k-1 the challenge 1999';