INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '26b4e418d577900438cd0985921b5a9a2357a2135194999406e8ccee80a6d68e', 
    'ztDMLku2UGTH9esidiAUtR4ebCbolDiQuRVL9cCltiE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)