INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51cd55f24d9459ad3c3c4b3ea19d4212a284fbaefe777a9d326c296c712aef51', 
    'CYyKESNJLuNiYaDBw3bWCfigqbsiV938VcZ3u9dnIIA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00024

Result

int(1)