Oops – Database not found

I installed wp guppy lite but I’m getting error “oops” when sending message. Message doesn’t send and popup “oops” error message.

I checked error log: here are details

[21-Dec-2022 16:33:07 UTC] WordPress database error Table 'oyguhpck_wp91.wprp_wpguppy_message' doesn't exist for query ALTER TABLE wprp_wpguppy_message 		ADD  sp_sender_id varchar(255) DEFAULT NULL COMMENT 'guest / registered user id' AFTER receiver_id, ADD INDEX (sp_sender_id); made by require('wp-blog-header.php'), require_once('wp-load.php'), require_once('wp-config.php'), require_once('wp-settings.php'), do_action('init'), WP_Hook->do_action, WP_Hook->apply_filters, upgradeWPGuppy_DB, WPGuppy_Model->updateMessageColumns
[21-Dec-2022 16:33:07 UTC] WordPress database error Table 'oyguhpck_wp91.wprp_wpguppy_message' doesn't exist for query ALTER TABLE wprp_wpguppy_message 		ADD  sp_rec_id varchar(255) DEFAULT NULL COMMENT 'guest / registered user id' AFTER sp_sender_id, 	ADD INDEX (sp_rec_id); made by require('wp-blog-header.php'), require_once('wp-load.php'), require_once('wp-config.php'), require_once('wp-settings.php'), do_action('init'), WP_Hook->do_action, WP_Hook->apply_filters, upgradeWPGuppy_DB, WPGuppy_Model->updateMessageColumns
[21-Dec-2022 16:33:07 UTC] WordPress database error Table 'oyguhpck_wp91.wprp_wpguppy_message' doesn't exist for query ALTER TABLE wprp_wpguppy_message 		ADD  sp_member_id int(20) DEFAULT '0' COMMENT 'support member id' AFTER sp_rec_id, ADD INDEX (sp_member_id); made by require('wp-blog-header.php'), require_once('wp-load.php'), require_once('wp-config.php'), require_once('wp-settings.php'), do_action('init'), WP_Hook->do_action, WP_Hook->apply_filters, upgradeWPGuppy_DB, WPGuppy_Model->updateMessageColumns
[21-Dec-2022 16:33:07 UTC] WordPress database error Specified key was too long; max key length is 1000 bytes for query CREATE TABLE wprp_wpguppy_guest_account (
					guest_id 			varchar (255)  NOT NULL,
					name 				varchar (255)  NOT NULL,
					email 				varchar (255)  NOT NULL,
					ip_address			varchar (255)  NOT NULL,
					user_agent			varchar (255)  NOT NULL,
					PRIMARY KEY (guest_id),
					INDEX index_column (email)                           
					) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_520_ci made by require('wp-blog-header.php'), require_once('wp-load.php'), require_once('wp-config.php'), require_once('wp-settings.php'), do_action('init'), WP_Hook->do_action, WP_Hook->apply_filters, upgradeWPGuppy_DB, WPGuppy_Model->createGuestAccountTable, dbDelta