INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '456293d5564b4ad90c5ffd173d76afcf6a3d6e040f4c0d53721cb23537e52bb4', 
    'I6ZFdKvJyDTULVw6V34gqdWgsoEfVNPuZ+TuqBhahhA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)