INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b53e737f25ccf9f5a3b39467949047965818ce3a13f6b8860bbb5bda6de56c7b', 
    'c0XA4g0wv7eAqTQqT6gKjDfxfnRdbpu1GRtThCa5j18=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)