INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b429ffa7b1168ab8d5100e9ba0f85b78f91341d4a96599516f60b07963c72df2', 
    'YsWIruzEkTp+hnthg2sBC2tD0pNV2btyHJIo6mbJAz8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)