如何通过PL/SQL中的变量动态插入？

CREATE TABLE employees (
  id NUMBER PRIMARY KEY,
  name VARCHAR2(50),
  age NUMBER
);

DECLARE
  v_id NUMBER := 1;
  v_name VARCHAR2(50) := 'John Doe';
  v_age NUMBER := 30;
BEGIN
  INSERT INTO employees (id, name, age)
  VALUES (v_id, v_name, v_age);
  COMMIT;
END;