INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '294f3c9142e715e14a5c2a16b46ce5c507376e35ef2a66121d930c95267edf9c', 
    '5cdgUATSrSMTDVxYHVNpjVpzTvzXcfloZa5iJMPl6Bs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00037

Result

int(1)