INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6c668086700d059e6253ea8933093a963bad7195942072e89c73b877af66571d', 
    'MMEwhpDrwXq4+7OnPIu0YecIJ2li3cELzhImeWtHEng=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00018

Result

int(1)