INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4769ea446aba6ce9630757163d8d4395589d4841201d17d3d4b29e6aa8e5e787', 
    't9RsTblvKCScjEGdL9S0B66ECIGIEGQI/rrRtSL8fGw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)