INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6de930448b65158819923b58c2b516626b09aecb7468bf0bc6a698e401468345', 
    'h3g4cbwp8jUStKvWLvTb1m6FIze3UwqO8quOLwsPN/E=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00037

Result

int(1)