INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'bf37dce42700035583c4b96fb6f893eabdabe9b52c107a828a9f7412505801a2', 
    'pNxepoug08b4ElPMBhJftqsT2LhyIIZsO0rJlTyObGQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)