INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4347751e07bb64882d454505db7915e9f1c752fc4e6b1f7c44eede791f87caba', 
    '+ZQQhIYk7udSf9P913e+yvTKcxoS08FHu2nwWvj/2cg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)