INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3919f964a0b25eb8ca482d976684ae722b6e7e7174aaf46ca2e162f1d1ca0eb9', 
    'DIK6WEHfUzZvWt/292n9oRN7r9c51IbzzSSmypvudl0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)