INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8338f4f12aa22cbc3b46651f78872e3cf7cb0f90d13f12d4c393ec4c2c931ff4', 
    'c66tyNCWDmflF19UDM9jVaDlta6iDuj0fsQJpECxxHk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)