INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5843620529cd2bdfc8d6a7faf44ec561c3a08759e3fa0c927eb1d605642ccd34', 
    'uL1vnKmuDPijGI5BzIEHCQ6T0kFWelZPK7E4og/bXnc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00041

Result

int(1)