INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '19e81b34af40ab12a168f7e8a99be2821da81ab8f89649f9b8530b8c7e4191af', 
    'ml9eX5ju+rIfmrG4XiZoEBDtgyWla18npSjwo0bJEQs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)