INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e53f3950291d1488b83b27612ae978497838c8514bc809c63a84e35a75d39eb9', 
    'Ejhb+opbqHNsErt/BiVZt/AOaLT8OR2vGuDFvrFTvtI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)