INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4761a5425999e6aefed04619b57da776d1f0dc27470f437479a002dbec26690e', 
    'Eh2LSym04LJQUGgNOhSJxvdz87TiX4UIQ44u9ye5Tec=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)