INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '250dc570cf4cd2aecbba90f391f195e0dd0933da8c73a8848c800e9a9b32c71a', 
    '+1eAAxhfvZ5T6rfuq09gZox4m/9A+6zaYoXu2SrK8xE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00040

Result

int(1)