INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8b3ef19a6a3471a0eca4969d6c467571d3c72d029637737f825c03d87c64df03', 
    'uPXHfXGMGtPFywV1WqvbxrHorgQJ6xTKm//fN25LbBI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)