INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '312072648e05573d63e3b6f61fb7c259c39462784dc7f11e67458194dcb532f6', 
    '6kImG9HqY8rTRuV08v+39QhsOjiJa6Db6m8uihy/d0A=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00047

Result

int(1)