INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6950f4e4d8b2f5b59bcf3945c5e7be1978c2e90d8954cd5df799700e05e4969d', 
    'zumKvf5HZ/c5m8BQNNDBVVJw44mhYF6pj6z0B18KfTY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)