INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'dbe93aeeb5b5cdd39f980552eaf0f879e1a40676364b922eb38ab2802103b05c', 
    'jtSqJhVD+fvHnkC1FYQHwCelKJZCfL//VFuD5jF/pvo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00041

Result

int(1)