INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21a6eb0dfccfa75d407e3eae9450d288f8de3efce3d216da253a81c3deec0fd2', 
    'Me4t+0b4tJlplD+dnXxRwgn2L27C0yUp1A49lAXFjQg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00060

Result

int(1)