INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6e16d957ed3740e55a115799f18cc87b7bdc68c3ae673fee947517fe9b78a1ff', 
    'eHFDVBu0jAwjJXlRn5uZLztuxUjN+TuD8UeYV0Jl0U4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00040

Result

int(1)