INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b6cdc61ec478579b77207e5a6a968c73cc6bbf274af562b9c5be369f3b4f8917', 
    'vuw7fkR28sOzZtbaOwLV2oDYPTgSYT93iuE/F7N640Q=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)