INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '1ab2f7d16ab32b536174bb5055ff18235265ed34b6236d3955c5e485a7b4841c', 
    '45vIQeFz1iQZLEESBqOLJxZ6udIC5J5+sKlkVfWRmwI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)