INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '375b350ac186130ce3ef8973df3eee3128ed6de55b934c93ab643b36ac833520', 
    'HKfoii0NqTRjBl5+JwCju1KnxksaLufCnftzJYOk7t0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)