INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b68b7b96247251d828ffbe61f9c0c46afc72103a5bd0fb82eaf9da37a1cefadf', 
    'OS30yHfXtEZ25ZpCZOgTdAxrXbCaoLvBLvT8CWOvWLM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)