INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21e98964856d85f1ed1604bd3f98ccad23d73e094aa126ecec88e92afb601b2b', 
    '+OdZWRFzVXngOj0LCaE92VKL7wgU8JWVc24hyq5NGDE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00049

Result

int(1)