INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c316743bbc5bf4ffd973c24e3ca01da07818273360daa71c6ba683028e4977c5', 
    'iV+JhBihVinzHr2eq7txMEAzXvROyBWgGgSx6d5nt+g=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00054

Result

int(1)