INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'ef3de88d07f3c4f55e2112cb301674f308683a8a30157971954b7d25626dfa33', 
    'M5uzAtVUQDQZCPLfUdc29CIwR8jbF0YOLvNgiODi88E=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00023

Result

int(1)