INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'cb3489e3b15d151b70f0a1928560420c0fbd6d91c40303aac117c74f4cb052b7', 
    'DPbbUX3QZKljCo9wEDoUhrQRBIOfp4I9cxu+qhzLdfI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)