INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7e4a286c7a970dec25e5eb8b636ab86be9a185e86535d4cb1ee944b9bbeef01d', 
    'ntMpPazksixpWqPQNF4WiPgQJ60N9DghGAuxIoMmjQo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)