INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6b20409af3e6aadbe5f5cfe4ae295a528798e04879296bafbdc2f43a145cd4c3', 
    '20gTCSt0tEPuTlnwwwVXSjJd3WKRbS+q0hQEVW8IfJk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)