INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a2cdc364d5e86837b5cfbf75d76b4c357b102d78f2d8c10373fb869c62065c5c', 
    'AF2dd7lNwGFUcxE2wEnPmCclOTk33Pn2djmVcDQs/I0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)