INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b7c6462f2c4b37a1f6339584dbe295d78070de3b88df973713f62f8f7950dac4', 
    'hZpoQI0/XmJJ2yoTBHoCf8MDNap2HtTwQ3ooT5TwdfU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)