INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'df6d7c3929b266fa939001cafc3615d603580e6db0827c85fe29a26e8d19d091', 
    'L0YTScQEINbVT2CGfMM0liJvI9wfa53niy2zLRITYTc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)