INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '20f56f678fadc64e89072064c40eeee52ffc65122f359e62ae586ad61891c4f5', 
    'dd3D3JehLw1xWO/97V7e6JGPIWlppOhhiW43EYeVObk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)