INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51fdfca2c77703d12eddd45c59c31f6e8093e74b0ed21935b7e563b92537e040', 
    'TvQqWqUTMWvAu4xNx2WTTGxnKn6lxrOnjyLmZjriKjU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)