INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3e571275fa7061a6bc5dcebba584914d0c8b3acbc9297061bb23ef3aec3a3b8c', 
    '16B1fy39Mx/3OMddwCysy980qHPDRXbIrmdwm/ohTtA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)