INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c6b6541d5e466101e6b9caea7cd9ff0f9babeeb5ea7bcdfcc229c4002a9ab5c0', 
    'Ppa8dT9oqod0oxuzkChlO5YhWoUvuMCl/iH8pOAT350=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)