INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'ec7676afe84a910316366e5dcdd3a37a0eb48c92fd04559f9bbc5d2ce67f0f48', 
    'uHtwZL3D4so4vn8MBJE1KhUDmv5+1bvQ0d0c0JpI6Ps=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)