INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e8ac73264debdb6011da8925176f3ccc738b68181095242e6598516098f7ad3d', 
    '6QQmRV4rSfKZsJQkf8d5TqlF6rEQuR3+Brmu+sSMBus=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)