INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6eaa3840449e4abe8f8a285570c83a3a3431f1774d63607f8f91f46189a5e598', 
    'Ux/HSgXk6rngtdmvOhndNt0Uc10aboXKwlk3SAjppAE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)