INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '55e188ab22493fc22de208211bba02843dbe5a437ffafa0d6308a70647eee4b9', 
    '6o0YWWXee4P6sAOMogc9avfHcCpQrtrSZmHs64nkuAw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)