INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6f5cc75c982fa8b9d53055956e299e182769e9bf81d4bb4a59fde4765ed6526c', 
    'QnUBlGBp7EaMZzRH8muZe8LBgKTM7nBlWlaujKi0j0o=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00083

Result

int(1)