INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '2321ceda0823d1a43b4871151a168b1470190c8f188a99de6ef9b61a99cbbc85', 
    'jN6mVpFr9YDaFRP6q0zAs2jiFe2HKB8fDBYiSTRJrIU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)