INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '54939a78aa08934c1c4688653fbb5a0b625b1add4a1c24204471a59cc11378c3', 
    'E47hpT9ziM+MZ549Jn82GGsqkTKY5ZiLEyY5VG+oTVY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)