INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4308a7116c257dbafae57a42e31a8e816bc16d7f4762e495c278fa45cbf6115d', 
    'z1ZnGWfkmy4z5h1IWL71Xd2Ud3whpI5HQmtsgSbNl+E=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00043

Result

int(1)