INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8c49f689a12d97e0fedcc23f05b8f919eeca979f6595d38181881668a142216d', 
    'OdvAKp58lJnn9/JxZ3XlmzMTG9Zk5eRMWeFZFKjSAeg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)