INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e48827d2365415e65d99230bc651a8b69c482bde34cedaa96dd2031a49093c7c', 
    'U3rqqw/BzQQLL//6IIHc4khPbqAKWjqLuJlIndfbx00=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00037

Result

int(1)