INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '673a13cac712bdb83ba5afbb7be66e3e5523c99faeea645266c61f02eb9c081f', 
    'Mqpnn9wroxJb6LSFfBuXS/MhzW9J9b16OCTgXntLdCM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)