INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6af51703c3c0bad60fb58ccc8b8c46c0137c5734d73e924a1e9d3aa534f421f7', 
    'MHKG7iMvkDyBfpGlq+1HVctr54Y/KeIBOgwHv5nDIOk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00043

Result

int(1)