INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e55c3280f8bec3e7a439411381e67b40547a63af1fc9ed5cde9b65f8b7c4ce4b', 
    '5rD+RtpXgpBqeC0M+WzvjaiRc26jdQfEtrkbF20tA8E=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)