INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b437c79bacbfb671145f390840e2f70ae997af128151da531f9d328a9e01b791', 
    '83rYJCArNgvefTiEJasC+YgaDgYYpggVop04tnio8Ls=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)