INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '353621db7d0de0d6d9524424dfe8aa1d26a3b312cce5dad10082f5a7809edb4c', 
    'Huw2+lSh2babTvX8V3TIvRfgTARq270AdVqCxdYHcXI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)