INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '9688d5bd770be904b8e45d9d59bff79a583ee860b4e129def880c66e73d18713', 
    'THJUOwfxClbPa88QS3NWNbqGXunlHSOmT3llO2bkgXo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00061

Result

int(1)