INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8c20328795cedc729e87999158ccce09b30f10b28e9ce57ad932055c2deb624b', 
    'JYkgtM06DHlFiQbtRk3335r3v08DnQj6JcAiUTGTDLw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)