INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '76d8df94a1e920f8a7003746f1789b5dbfac02c7333af0bf46e00bbad19cbcf6', 
    '3DhYSTZntlwSAhQwEWqVLBsmtvio/pPVgOoVEqTt9P0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00041

Result

int(1)