INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '9d988e024673e513d70fa08a2d50bd04d934a9a6a5fe9244b57e0d8aa9d9728a', 
    'oRjS3uynCvMD399xHW7LrLT1m9gOCqsz7yd1eyn+Has=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)