INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a121ee7c746c234442306109712218ddb47bedebe6022fd2140043fe3b190742', 
    'ISz7yhvNsRGIUuraHSGbjq5Dvqa2ZTP9MkEpAzMKEeA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)