INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '15e3af61453bed56c9bd96f91d7e635ca3826b728cf5a9fe90f5d461bb858925', 
    'd4n20SlY+soOADpSA27FL/YaQMWW0qMqcVuekBTSmQE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)