INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '91b55ce985dc925a9ae40fadef73959792ee725a8d1c60cd3cd749107816df8c', 
    'QIrSdnbZe7TmRuZdIpUtNTvSq9qGABefbgF53WyaAhg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)