INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '689d29300e355edb864b51a470de2983c9890e48feee571bd809f5bd7daddaf5', 
    'kO/mpHvpeXxBTm3wa6wD2yR7EAJ98KdpIxr9dFvXMzo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)