INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4dc4e85a53815069b4b4f6fa225c3d7db5785da09cff2c1266e69e27b34fdfe7', 
    '9WiOt5SFties0EU4q7iETCv7sMJwaudGDl9UeyJ/j4Y=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)