INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '688e99c8ef72262cacacb4344270d8eef07ff389072d163c72131eab3af96069', 
    '9hVvHv0axraIGb9VWtjqeBLl9njoTxKRVLnP4YsvZnI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)