INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6b33612194e51f0f12c5939550057369538017db082e54f2b72d42c6692cf27c', 
    'Yx7JEFIGMbkevEzqMD/7TTqY96vxFdK0r0dgh352C0k=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)