INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'f6ec550cb1f1c6dd3c0ee45649c4f95b9c9086423de5224cd18972d953cecee8', 
    'OxpuS+rURXyYbw0ElrEGAS9m6aQ9ncdixmruOcAN6w8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)