INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b6d1f4203e489d0c5fcf78f1089e53200a6211d2ece52bb9de5126b33c648fb3', 
    'Am0J7jWGzvP7SfEeb6jzZgm841HzNmnNU79P5xP23kY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)