INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '251cdcba2d05433096ba1ea657bec0b8a52af5736bb192f1af1897c8d2317b89', 
    '3LdKoM+vDOaj3lZUN+thy5Q0HDGPNvJeuPr2B0bWmL8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00018

Result

int(1)