INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4d6cd88da7c9b9d0c414361ebfa21a1c136804278d1add8c80990629aaa8fa0b', 
    'K8vNcUkOjC+gLxdXSzCnxt+z4b6wIkdiDfJU2CUujdk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00017

Result

int(1)