INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6dc4f8af456306d88a10d634a0adf9764a591c4c6d77a20c2e02b4cf48507f3d', 
    'TvuU+vJXrKSC9Rxlh9MZIeEOyLu26rZOkF+48GW1Y5k=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)