INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7676f16caeae102137997abd52894c5d67b8a28613a6ee59d2c2cd1f8a5f87ed', 
    'MKUDV8F5hI20ASK+5utyxOFc9tvfukkzx8Zk2AHZr/o=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00019

Result

int(1)