INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '935b56b6df2aed36894818733dabc2d807c7aa5ecc1f6cc3b5f74e57ef606494', 
    '6SyhjvHBXd4JaCeRz0N9K8AIXwrHZDThfQ5d92TKNro=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)