INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '68529209d2f611e4294bcf80dfeded2febffddb3b594020b31bd87ad4ce2aa3e', 
    'KEm2xLyFNz/aqjVDQudIB3AgOOJUZbJVEJ+Wvjz2Vg0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00024

Result

int(1)