INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '98b19dc67e20bc87f89576587ea0864e586dac5fa28f7c62dc111fa7348be49e', 
    'llHWLgOn8i6HI+QR0buTfyuJpmcnuTktq9wqlTGfHog=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)