INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c88876756b65c363ed8ea3b04fd8fef8a44e23cb3c4f1e21dfe9e5a6846cf8b0', 
    '3cvplYzokFroA0ZxyHqcDv5LvwOSjJpzqe/XuvvkwbY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)