INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a8435a3ffada4453780e00da70733a669ef96f1fe80d17798662649cf2ffce55', 
    '3uCe2TXh02aZnJmHsqlC6DC9VOfXK1jcbN2sHAkixU0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)