INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '50301f643a827d209bb6787cc438a663b11b731c9f473018cdbb56f044bb5a20', 
    '478/Y+0ST9MV9OM7XaprDH6EwHdcb4Xdb1BIcc+G80A=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)