INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '15398592741e275ae220273c5e4395ccc8086f97c303fce193ad185fb6af8c2b', 
    'fcRy1wzEI2CUHfL/+toMtb7OtePyfwqeTt56qu6TdEI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00046

Result

int(1)