INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a34360cf29367633d994006a4cddacdac9d008dacf98e696cdc2569e57bd2fb4', 
    '+jwxXjqpXFVhkIzMB/fsfbhV0mxZvtxc/KJ9dzu4DRw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)