INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '939b6f4ba1b157bbfc10acc79db17048b3d990a73e80a0d881cbf32dc2c340fb', 
    '5eDHBA3PRdRzHG3llsk9JP114QbfSgMvKgB7X2dTP9k=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00044

Result

int(1)