INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '56268d8b9aebc83a03ace28bb218ac39f70d9ffebf1aa124c1a9980b85680796', 
    'ouWvMrcErT4KYIM9qbHq0XFBN3Nc9FxWrRY3iDpV2cg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00017

Result

int(1)