INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'd4294f031dc41ff2481e3f8f9e27784a8b3fcb8cdcd94afbb366d484554e76ad', 
    'DvdvaAF1+IaqBVj+9k/as+kiBAvTSoeeL63Z91uzhE0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00043

Result

int(1)