INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b53680e8f91dfd37e307450cb28ebee776c741d7c0176c25d9060b938f531061', 
    'cusryIY4EiZQDlCZVpa0656mQl5JYA+1PWtWurhQZyA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)