INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '128e7ef157dd326857766d540c3c824a1eee8a3346bd2dcdad169a31846259fa', 
    'tkcGcHNFoUfo6AlfQPtysde6EddEy9x8rogtiSVJFpM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)