INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6fe504e48403d28b81f977b474e23d90e3c359f64eeeb8bb9d9e781c9a97a3a3', 
    'tGag3otZVi573c2T2v+EWNd6yTbtgNU6pYXt0fPM3S4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)