INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c87b2372b582810276066e3d38f8994c498f7c3126600aa95b65bd728ad23e2e', 
    'L4TmQsL6odb1mBasLTSA/PFZaZB8C6TwE8lDTW6pesE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)