INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e8eafcc684aa996cd2c2e5630cbeed60acb174bf932c176e3d8520486167040c', 
    'Kx+4E8NMheYGmvTztp14vw5E4B6ZIJcSsaoqAmblQ/Y=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00041

Result

int(1)