INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '20752bbb4a14ea310eb566920b33123364c3cc10b5a7e38c54065b763cdf8702', 
    'vqnukExq4rnZnwJER3lPph0pgCfyTmMHvNhvTGNO8X8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)