INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '294612826a8c2ffdce3a7e88f81a96e122345cc94c52ecd3230c0b5a8490e9a0', 
    '3iTjj81hr6QGi7kAwsKIO5GABRCJV2p+mzQ3023tYM0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00047

Result

int(1)