INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '671ca118d69e4123d59600c96080a2619ef34a18dcc1d62ddef4bd5d7f29c176', 
    'DszPy6jLXzhHAgtLagZMhIe3XqZoEH5E/kjKNU7/jJs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)