INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '1821db95d41f0728789bfcea6cd36db43361a5e7dece851e4610bd4352021e4c', 
    't4ntJ6LsdyR7h0cY2RTxoOgVXusOue7vE171Sgcf0xE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)