INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '651d6c0120496697d1ee05586154b0e7e2803b7def9dfc1a26d8822287300d19', 
    '3ojvwEDkywtrWo99tiN7xiQmQE5N7/j4Fssm/i61TFw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00047

Result

int(1)