INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5b02a7fe934741256cf097273a50b6b3d570ed10e97a6d7087d4cc9bc5c0d3ef', 
    's6gFqePle70h2t3wZzboPFanNiYzBtU6h7WmQKxHXVk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00024

Result

int(1)