INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6cac348dacfc669d1385878e07764dd20b6331ce671b79792fedb39f57d3cf73', 
    'KRTo/K911A1DpEYVSWKcVS2LAW9tRHG0gVytQ8qxk3Y=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)