INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8a4326d184564b4ffecbb00af7d0b1058a1fe5eeac74e8399548bb16c6aaca9e', 
    '/QPkb5sv1XmflPvNYf/p0LksGFdAV8YVp7jwnV+wup8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)