INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6244f89f7b772b457c01fa52e4d4e5ef32e07992fa962292dda67d81715f9c65', 
    'gmu9V1flwGRTlCfzR0I7V8QK7IB4taCHyiu8dKRGl/4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)