INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e0764460650233ab369b8399965ef69f5c520947741c701e8c3b439e7499d324', 
    'rVDqLV3oGSO0JmLDWfxeaRyv4AELBFI6Sqt3MSzm6so=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)