INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b974295a64a44120ede472da5047b071a9af0bfca8465bf0f83ca7ff898ca3d6', 
    'PCWxw2Vr1tk13lOgbLv085tSOomRV8xaXQNLDXE2Jvc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)