INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '261cfa78f7290692eb3a1d51b3a32292513a731e9350393beecb33ee33b32229', 
    'Ld7ow7nYJ5uvahiUtJDjkuTS7cB4OS2vfZUHH1qrN2Y=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)