INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '50ac582f44b80dcb01da370cadc8562b2e7a49af39c459ad4fa67c025683da44', 
    '+F1BzsIoc4tWx6v/LxJ7UR1GeAWlvS8Lg5ggAlAaFF8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)