INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6534f735d9e6ba712c9e63a97cac0557478c747645fb099772f4818643051855', 
    '6oeXhyRMYLkYc/EOonRIpGkPoP6V8Y5TAw/QMuOiN/k=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)