INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '50da3d58e3da92af7591e3a44eb793ef1dd542f811faec18942883f0e7b07100', 
    'z6FZLkM/+p4APFDGVlghY5VFS0HHaUi/A4U8ZvwajjQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00024

Result

int(1)