INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'fd91c7a2a84b92ef43738cf05dacfad41aaa64542b0c5b88dda26e2ceb5229cf', 
    'tdmr0hKhYQZycPq07zSACZ/vi5yoCFCbyzxqtdko9xo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)