INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '2521bef4d71a49e06f2509c7ec8e959f16b54745434500700214978b3f99ce1d', 
    '5t0EcuqRfeCoj4zrR3Qzdf+DNbai7d1sLGkuMYJJY8I=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)