INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8c15851314e9913b5a5aae83d372c0be6e585410878065411da0fb3f83f4d716', 
    'wCUPnCOeb7fKWTxTcn9xRFOD8638bjKOjQNRgMDJCsU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00042

Result

int(1)