INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b3a50144d583b687577ed6eb01373e3eb8347d7cdd2b46846e7a08adf215b444', 
    'CHu4r4XYkKPn7npyuofRJfuSXEN7xO4jclpPRqwgN7Q=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)