INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '503339f956e0722bd95bcb77e436033ae7164dc0e8689e7c8cb85280cc8c34b8', 
    'DKut1GNxNpNoX9ShgPPY2SVcEs6oMoP37VCU87U90/E=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)