INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c9c50c8627d5a1d61b5792553cd06c61476a8ba36e06614d7995b937b5968b49', 
    'zchFjA53FE9rdUCA0ubVanWStuUFiv/QaMRePjyNv7c=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)