INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a7b6e38e31207cdeb1ea9202468c565af7a630f23d2f8072f1dd2c2799cbf3f6', 
    'unVaS7tV8nmcxc0AFv/8PkXge8+veQMUofrSstmCooQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00042

Result

int(1)