INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '2eb1a3661e0fd6b37259692280de66211c887520045d7235f60e5b22223a4db2', 
    'nx5ueTdue8jvksgd9TOuEHygyQivBUOixZ/6rHLNYRk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)