INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '1276f54720889359d950aee19a2bd47fd98c76690d8a99c81a342c0838efc1a8', 
    '/ac6UAh7gS7sf9vIIBo6pzGne1yg5w3L//A0v5vwyCY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)