INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '50062af4380fac52b0acc2b59d14a9e94c6f3860681a759a21028d58b354436b', 
    '91snx3ANmoi0tNw6yl9QZGX4SmEup/vh2i+8WhucTK0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)