INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b5a18f40c971ced756708c474f64425de65ff6192a4135e32013d9214d805013', 
    'DMG6Y/HeX3KH6Sh4VAWJG1o8zv9Z601QG3RzNt6ELYY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)