INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4709021bf482ce2744827bef37297e19003f3a85dfb518c0a7b53ca34312a399', 
    '21m+TabZbHdpnGTeJLhB7tm8YN8RkhGnDAVp7oyTivg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)